CA2426144A1 - Modification des voies aeriennes par application d'energie - Google Patents

Modification des voies aeriennes par application d'energie Download PDF

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Publication number
CA2426144A1
CA2426144A1 CA002426144A CA2426144A CA2426144A1 CA 2426144 A1 CA2426144 A1 CA 2426144A1 CA 002426144 A CA002426144 A CA 002426144A CA 2426144 A CA2426144 A CA 2426144A CA 2426144 A1 CA2426144 A1 CA 2426144A1
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CA
Canada
Prior art keywords
energy
elongated body
electrode legs
power supply
distal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002426144A
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English (en)
Other versions
CA2426144C (fr
Inventor
Christopher James Danek
Michael Biggs
Keith M. Burger
Bryan Loomas
Thomas Keast
Dave Haugaard
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Boston Scientific Scimed Inc
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Individual
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Application filed by Individual filed Critical Individual
Publication of CA2426144A1 publication Critical patent/CA2426144A1/fr
Application granted granted Critical
Publication of CA2426144C publication Critical patent/CA2426144C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/08Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/1206Generators therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B18/1477Needle-like probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B18/1492Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00059Material properties
    • A61B2018/00071Electrical conductivity
    • A61B2018/00083Electrical conductivity low, i.e. electrically insulating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00214Expandable means emitting energy, e.g. by elements carried thereon
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00214Expandable means emitting energy, e.g. by elements carried thereon
    • A61B2018/00267Expandable means emitting energy, e.g. by elements carried thereon having a basket shaped structure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00315Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00541Lung or bronchi
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00666Sensing and controlling the application of energy using a threshold value
    • A61B2018/00678Sensing and controlling the application of energy using a threshold value upper
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • A61B2018/00803Temperature with temperature prediction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • A61B2018/00821Temperature measured by a thermocouple
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00898Alarms or notifications created in response to an abnormal condition
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
    • A61B2018/1417Ball

Abstract

La présente invention concerne des méthodes et des dispositifs de traitement de la pneumopathie obstructive chronique réversible, et plus particulièrement, un dispositif permettant d'échanger l'énergie avec le tissu des voies aériennes tel que celui qu'on trouve dans les voies aériennes des poumons humains. L'échange d'énergie avec ledit tissu de voies aériennes diminue la capacité des voies aériennes à comprimer et/ou à diminuer, à l'intérieur des voies aériennes, la résistance au flux d'air à travers les voies aériennes. Ladite invention concerne aussi une méthode permettant de diminuer la sensibilité ou la résistance au flux d'air des voies aériennes et implique le transfert d'énergie vers les parois de voies aériennes ou à partir desdites parois afin de prévenir ou diminuer la compression des voies aériennes et autres symptômes des pneumopathies. Le traitement permet de diminuer la capacité des voies aériennes à se contracter au moment d'un rétrécissement aigu des voies aériennes, il permet de diminuer le bouchon dû au mucus des voies aériennes, et/ou permet d'augmenter le diamètre des voies aériennes. Les méthodes décrites dans la présente invention permettent un traitement plus long et/ou plus efficace des pneumopathies que les thérapies auxquelles on a recours d'ordinaire, et supprime les problèmes d'observation du traitement par le patient. Il faut aussi y ajouter des étapes supplémentaires qui permettent de diminuer la capacité du poumon à produire au moins l'un des symptômes de pneumopathie obstructive réversible et de diminuer la résistance au flux d'air à travers un poumon.
CA2426144A 2000-10-17 2000-10-17 Modification des voies aeriennes par application d'energie Expired - Fee Related CA2426144C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/028745 WO2002032334A1 (fr) 2000-10-17 2000-10-17 Modification des voies aeriennes par application d'energie

Publications (2)

Publication Number Publication Date
CA2426144A1 true CA2426144A1 (fr) 2002-04-25
CA2426144C CA2426144C (fr) 2010-08-10

Family

ID=21741901

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2426144A Expired - Fee Related CA2426144C (fr) 2000-10-17 2000-10-17 Modification des voies aeriennes par application d'energie
CA2426167A Expired - Fee Related CA2426167C (fr) 2000-10-17 2001-10-17 Systeme de commande et procede d'application d'energie aux parois aeriennes du poumon et a d'autres milieux

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2426167A Expired - Fee Related CA2426167C (fr) 2000-10-17 2001-10-17 Systeme de commande et procede d'application d'energie aux parois aeriennes du poumon et a d'autres milieux

Country Status (8)

Country Link
EP (3) EP1326549B1 (fr)
JP (1) JP4204313B2 (fr)
AT (2) ATE313299T1 (fr)
AU (4) AU2001212109B2 (fr)
CA (2) CA2426144C (fr)
DE (2) DE60025049T2 (fr)
ES (2) ES2255514T3 (fr)
WO (2) WO2002032334A1 (fr)

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Also Published As

Publication number Publication date
EP1618850A2 (fr) 2006-01-25
CA2426167A1 (fr) 2002-04-25
WO2002032334A1 (fr) 2002-04-25
AU1177902A (en) 2002-04-29
DE60116790T2 (de) 2006-08-31
ES2254506T3 (es) 2006-06-16
WO2002032333A1 (fr) 2002-04-25
EP1326549B1 (fr) 2005-12-21
DE60116790D1 (de) 2006-04-06
DE60025049T2 (de) 2006-08-03
CA2426167C (fr) 2010-07-06
ATE313299T1 (de) 2006-01-15
AU2001212109B2 (en) 2007-03-22
JP2004516867A (ja) 2004-06-10
ATE315911T1 (de) 2006-02-15
JP4204313B2 (ja) 2009-01-07
CA2426144C (fr) 2010-08-10
EP1618850A3 (fr) 2006-04-05
ES2255514T3 (es) 2006-07-01
EP1326548A1 (fr) 2003-07-16
DE60025049D1 (de) 2006-01-26
EP1326549A1 (fr) 2003-07-16
AU1210901A (en) 2002-04-29
AU2002211779B2 (en) 2006-06-08
EP1326548B1 (fr) 2006-01-18

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